It has a good reference for the designer of boom pin of heavy equipment.
该方案可供从事重型设备俯仰铰点设计的工作者参考。
Box section telescopic boom; Telescopic mechanism; Pinless boom; Single cylinder pin type;
箱型伸缩臂； 伸缩机构； 无销式；单缸插销式；
Box section telescopic boom; Telescopic mechanism; Pinless boom; Single cylinder pin type;
箱型伸缩臂； 伸缩机构； 无销式；单缸插销式；
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